1food http://www.englisch-hilfen.de/en/exercises/food_drinks/scrambled_letters4.htm
2 https://elt.oup.com/student/headway/elementary4/grammar/unit08/hwy_elem_unit08_1?cc=cz&selLanguage=cs
3 https://elt.oup.com/student/headway/elementary4/grammar/unit08/hwy_elem_unit08_2?cc=cz&selLanguage=cs
4 https://elt.oup.com/student/headway/elementary4/grammar/unit08/hwy_elem_unit08_3?cc=cz&selLanguage=cs
5 https://elt.oup.com/student/headway/elementary4/vocabulary/unit08/hwy_elem_unit08_1?cc=cz&selLanguage=cs
6 shops http://www.esolcourses.com/content/topics/shops/matching/shops-match1.html
7 shops http://www.esolcourses.com/content/topics/shops/matching/shops-match2.html